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According to Live Direct Marketing's daily DNS scan (July 12, 2026), rfc-editor.org (Tranco rank #2,054) receives mail via Unknown / Other. It publishes no DMARC record — spoofed mail from this domain cannot be rejected by receivers.
| Mailbox provider (MX) | Unknown / Other |
|---|---|
| ESPs in SPF | none detected |
| SaaS senders in SPF | none detected |
| DMARC policy | no record |
| Tranco rank | #2,054 |
| Snapshot | 2026-07-12 (updated daily) |
rfc-editor.org uses Unknown / Other for inbound mail (detected from its primary MX record) as of July 12, 2026, per Live Direct Marketing's daily Tranco top-1M scan.
No — rfc-editor.org publishes no DMARC record at all (as of July 12, 2026).